---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13233 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 725 10567 4 4696 14913 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:64:38:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79718sec preferred_lft 79718sec inet6 fe80::f816:3eff:fe64:387f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:7e:4f:54:db:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::447e:4fff:fe54:db01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13233) 05/13/26 _x86_64_ (4 CPU) 11:30:58 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:45 78.21 20.54 54.48 3.19 297.32 4863.98 2274.67 12:00:45 13.67 0.08 12.90 0.69 2.65 348.91 1428.91 12:10:01 9.26 0.14 8.64 0.48 9.41 563.30 1623.16 12:20:11 15.27 0.03 14.65 0.58 1.29 410.48 218.37 12:30:37 12.87 0.03 12.32 0.52 1.55 362.85 197.32 12:40:01 5.34 0.01 5.14 0.19 0.75 151.34 51.43 12:50:21 5.15 0.03 4.96 0.16 2.08 151.64 56.20 13:00:23 5.43 0.02 5.21 0.20 0.96 153.60 58.87 13:10:01 12.50 0.02 11.98 0.50 0.79 699.88 257.57 13:20:45 5.37 0.02 5.09 0.26 1.02 173.91 175.65 Average: 16.75 2.23 13.83 0.69 33.68 814.40 635.87 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:45 633352 4102400 11820312 72.19 269156 3178396 13131080 75.37 2142088 13003708 688 12:00:45 3905024 7400092 8524128 52.06 270920 3202392 9311816 53.45 2164380 9710468 332 12:10:01 8725188 12325740 3602440 22.00 274920 3303436 4449076 25.54 2186324 4892200 1604 12:20:11 11633248 15303856 625628 3.82 277344 3371064 1381016 7.93 2210636 1965924 11996 12:30:37 7726472 11440920 4486756 27.40 279128 3413072 5237964 30.07 2214412 5860864 128 12:40:01 7634672 11368548 4559076 27.84 279620 3432020 5302276 30.44 2215716 5936172 316 12:50:21 6142200 9898740 6027904 36.82 280552 3453712 6807184 39.07 2218272 7435920 116 13:00:23 6064540 9843352 6083524 37.16 281044 3475492 6826716 39.19 2221716 7507276 128 13:10:01 9625720 13557344 2371780 14.49 285144 3619168 3589160 20.60 2237920 3939968 724 13:20:45 6506928 10469008 5457988 33.34 285984 3648724 6081072 34.91 2250952 7020288 396 Average: 6859734 10571000 5355954 32.71 278381 3409748 6211736 35.66 2206242 6727279 1643 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:45 lo 29.49 29.49 20.47 20.47 0.00 0.00 0.00 0.00 11:50:45 ens3 2.54 2.03 0.69 0.57 0.00 0.00 0.00 0.00 11:50:45 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:45 lo 43.48 43.48 17.71 17.71 0.00 0.00 0.00 0.00 12:00:45 ens3 2.09 1.84 0.44 1.37 0.00 0.00 0.00 0.00 12:00:45 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 14.88 14.88 6.80 6.80 0.00 0.00 0.00 0.00 12:10:01 ens3 0.82 0.59 0.20 0.23 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:11 lo 9.09 9.09 4.37 4.37 0.00 0.00 0.00 0.00 12:20:11 ens3 0.82 0.59 0.15 0.11 0.00 0.00 0.00 0.00 12:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:37 lo 18.08 18.08 9.93 9.93 0.00 0.00 0.00 0.00 12:30:37 ens3 0.96 0.70 0.25 0.19 0.00 0.00 0.00 0.00 12:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 24.85 24.85 9.29 9.29 0.00 0.00 0.00 0.00 12:40:01 ens3 0.67 0.48 0.16 0.12 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:21 lo 24.51 24.51 11.04 11.04 0.00 0.00 0.00 0.00 12:50:21 ens3 0.64 0.48 0.13 0.10 0.00 0.00 0.00 0.00 12:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:23 lo 11.82 11.82 7.48 7.48 0.00 0.00 0.00 0.00 13:00:23 ens3 0.64 0.46 0.16 0.12 0.00 0.00 0.00 0.00 13:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 17.70 17.70 9.89 9.89 0.00 0.00 0.00 0.00 13:10:01 ens3 0.86 0.75 0.23 0.19 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:45 lo 30.54 30.54 12.51 12.51 0.00 0.00 0.00 0.00 13:20:45 ens3 0.77 0.62 0.16 0.13 0.00 0.00 0.00 0.00 13:20:45 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.58 22.58 11.06 11.06 0.00 0.00 0.00 0.00 Average: ens3 1.09 0.86 0.26 0.31 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13233) 05/13/26 _x86_64_ (4 CPU) 11:30:58 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:45 all 65.61 0.00 2.39 0.11 0.12 31.77 11:50:45 0 65.60 0.00 2.35 0.17 0.12 31.76 11:50:45 1 65.30 0.00 2.36 0.07 0.12 32.15 11:50:45 2 65.65 0.00 2.45 0.12 0.12 31.65 11:50:45 3 65.87 0.00 2.40 0.09 0.12 31.53 12:00:45 all 29.35 0.00 1.20 0.07 0.10 69.28 12:00:45 0 29.89 0.00 1.27 0.08 0.10 68.66 12:00:45 1 29.17 0.00 1.18 0.04 0.10 69.52 12:00:45 2 29.65 0.00 1.22 0.02 0.10 69.01 12:00:45 3 28.70 0.00 1.15 0.15 0.09 69.91 12:10:01 all 16.35 0.00 0.68 0.04 0.07 82.85 12:10:01 0 15.95 0.00 0.55 0.02 0.07 83.41 12:10:01 1 16.17 0.00 0.79 0.02 0.07 82.95 12:10:01 2 16.27 0.00 0.64 0.10 0.07 82.92 12:10:01 3 17.01 0.00 0.75 0.03 0.07 82.15 12:20:11 all 20.31 0.00 0.70 0.04 0.07 78.89 12:20:11 0 20.20 0.00 0.67 0.01 0.06 79.06 12:20:11 1 21.12 0.00 0.69 0.02 0.07 78.10 12:20:11 2 20.14 0.00 0.71 0.09 0.07 79.00 12:20:11 3 19.78 0.00 0.72 0.04 0.06 79.40 12:30:37 all 20.38 0.00 0.74 0.04 0.07 78.77 12:30:37 0 20.06 0.00 0.76 0.01 0.06 79.11 12:30:37 1 20.16 0.00 0.81 0.03 0.07 78.93 12:30:37 2 20.39 0.00 0.67 0.10 0.07 78.78 12:30:37 3 20.93 0.00 0.71 0.02 0.06 78.28 12:40:01 all 9.71 0.00 0.49 0.04 0.05 89.71 12:40:01 0 9.58 0.00 0.46 0.01 0.05 89.90 12:40:01 1 9.52 0.00 0.50 0.04 0.06 89.88 12:40:01 2 9.96 0.00 0.50 0.10 0.06 89.38 12:40:01 3 9.78 0.00 0.49 0.02 0.05 89.67 12:50:21 all 10.66 0.00 0.43 0.02 0.06 88.82 12:50:21 0 10.33 0.00 0.40 0.01 0.05 89.21 12:50:21 1 11.33 0.00 0.40 0.02 0.06 88.19 12:50:21 2 10.55 0.00 0.45 0.06 0.06 88.89 12:50:21 3 10.44 0.00 0.48 0.01 0.06 89.01 13:00:23 all 9.54 0.00 0.40 0.02 0.06 89.99 13:00:23 0 9.75 0.00 0.34 0.02 0.05 89.84 13:00:23 1 9.74 0.00 0.43 0.03 0.06 89.74 13:00:23 2 9.32 0.00 0.43 0.01 0.06 90.18 13:00:23 3 9.33 0.00 0.40 0.03 0.05 90.19 13:10:01 all 18.24 0.00 0.74 0.04 0.07 80.92 13:10:01 0 17.82 0.00 0.87 0.01 0.06 81.23 13:10:01 1 18.73 0.00 0.76 0.03 0.07 80.41 13:10:01 2 18.32 0.00 0.74 0.03 0.07 80.85 13:10:01 3 18.09 0.00 0.59 0.07 0.07 81.19 13:20:45 all 14.47 0.00 0.57 0.02 0.07 84.87 13:20:45 0 14.16 0.00 0.56 0.03 0.06 85.19 13:20:45 1 14.11 0.00 0.57 0.04 0.07 85.21 13:20:45 2 14.56 0.00 0.59 0.00 0.07 84.77 13:20:45 3 15.05 0.00 0.54 0.01 0.07 84.33 Average: all 21.80 0.00 0.84 0.05 0.07 77.24 Average: 0 21.68 0.00 0.83 0.04 0.07 77.38 Average: 1 21.87 0.00 0.86 0.03 0.08 77.16 Average: 2 21.83 0.00 0.85 0.06 0.08 77.19 Average: 3 21.84 0.00 0.83 0.05 0.07 77.21